Offering 8-15+ rear wheel horsepower gains, the BMS Performance intake completely replaces your restrictive factory airbox assembly with a custom designed K&N brand filter. Features 20% more filter surface area and much better sound than the factory airbox, all without raising your intake air temperatures. K&N's high flow cotton media provides increased performance and superior protection. High-Flow Technology to a large conical open element air filter, providing more surface area for huge increases in airflow that turns into horsepower! you can feel. Easy installation / removal. Does NOT require any cutting or drilling. Mounts to factory inlets.

Click here for hot air intake myth testing

	BMS Performance Intake vs. factory airbox Best of three runs done back to back with each. Testing done at 13.5psi with hood closed.
	Watch video for BMS Performance Intake Sound!
Exclusively for the 2007-2010 BMW 135, 335, 335xi, 535i, 535xi and 2010+ 335is and Z4 N54 Twin Turbo